AirHint found the following cheapest return flights from Manchester (MAN) to Boston (BOS) in December 2025 (see full year).

Return flights

06 Dec - 11 Dec	TAP
28 Dec - 04 Jan	TAP
12 Dec - 14 Dec	Scandinavian Airlines
01 Dec - 27 Dec	TAP
15 Dec - 31 Dec	TAP
22 Dec - 01 Jan	Ryanair
13 Dec - 20 Dec	Ryanair
26 Dec - 30 Dec	Ryanair
28 Dec - 31 Dec	TAP
19 Dec - 02 Jan	TAP
20 Dec - 02 Jan	Ryanair
20 Dec - 27 Dec	Ryanair
20 Dec - 06 Jan	Aer Lingus

Also check the deals for one-way flights from Manchester to Boston in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Manchester to Boston in December from 428€

Return flights